// Copyright 2009 Sebastien Martini (seb@dbzteam.org)
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef KEYCZAR_BASE_ZLIB_H_
#define KEYCZAR_BASE_ZLIB_H_

#include <string>

#include <keyczar/base/basictypes.h>

namespace keyczar {
namespace base {

class Zlib {
 public:
  enum Format {
    AUTO,
    GZIP,
    ZLIB
  };

  // Appends |format| compressed |input| to |output| and returns true if
  // it succeeds.
  static bool Compress(Format format, const std::string& input,
                       std::string* output);

  // Appends |format| decompressed |input| to |output| and returns true if
  // it succeeds.
  static bool Decompress(Format format, const std::string& input,
                         std::string* output);

 private:
  DISALLOW_COPY_AND_ASSIGN(Zlib);
};

}  // namespace base
}  // namespace keyczar

#endif  // KEYCZAR_BASE_ZLIB_H_
